Marie Thérèse Ursule de Sars
- Born on March 15, 1729 in Valenciennes
- Baptized the same day in this municipality
Parents
- Maximilien Albert Joseph de Sars (1701 - 1772), seigneur d'Haveluy, échevin de Valenciennes
- Marie Catherine Ignace de Fourmestraux (c. 1682 - 1764)